Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 7 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/28/2019   08:24:21   (  -0.28,-104.63) (  -0.19,-105.16)   59.93                80
 07/29/2019   08:08:15   (  -0.27,-104.62) (  -1.14,-100.62)  455.92                80
 07/30/2019   20:27:33   (   0.30,-104.79) (   0.04,-105.94)  130.67                80
 07/31/2019   20:11:29   (   0.29,-104.79) (   1.05,-101.41)  385.40                80
 08/02/2019   08:30:36   (  -0.32,-104.60) (   0.16,-106.67)  236.30                80
 08/03/2019   08:14:32   (  -0.31,-104.59) (  -0.86,-102.14)  279.46                80
 08/04/2019   20:33:49   (   0.33,-104.76) (  -0.30,-107.45)  307.73                80
 08/05/2019   20:17:45   (   0.32,-104.75) (   0.72,-102.92)  208.72                80
 08/07/2019   08:39:33   (  -0.35,-104.58) (   0.44,-108.19)  411.51                80
 08/08/2019   08:18:07   (  -0.33,-104.57) (  -0.52,-103.65)  104.34                80